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Finding the Fourth Proportional to 17,869.44, 26,776.44 and 6,770.15

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Solution

The fourth proportional to 17,869.44, 26,776.44 and 6,770.15 is: 10,144.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,869.44 : 26,776.44 = 6,770.15 : x
  2. Step 2: Convert to fraction form
    17,869.44/26,776.44 = 6,770.15/x
  3. Step 3: Cross multiply
    17,869.44x = 26,776.44 × 6,770.15
  4. Step 4: Simplify right side
    17,869.44x = 181,280,515.27
  5. Step 5: Solve for x
    x = 181,280,515.27/17,869.44
  6. Step 6: Final answer
    x = 10,144.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.